A flaw has been found in Open5GS up to 2.7.5. This affects the function decode_ipv6_header/ogs_pfcp_pdr_rule_find_by_packet of the file lib/pfcp/rule-match.c of the component PFCP Session Establishment Request Handler. Executing a manipulation can lead to reachable assertion. It is possible to launch the attack remotely. The exploit has been published and may be used. This patch is called b72d8349980076e2c033c8324f07747a86eea4f8. Applying a patch is advised to resolve this issue.
Fix
Patch, vendor advisory and mitigation references on NVD 1
Every line above is quoted from NVD, CISA, Microsoft, the vendor's own advisory or DISA; nothing is generated.
Change history 1
- First seenCVSS 5.5 · open5gsNVD modified 2026-10-13 09:10
Affected (CPE criteria) 1
cpe:2.3:a:open5gs:open5gs:*:*:*:*:*:*:*:*
References 8
- https://github.com/open5gs/open5gs/
- https://github.com/open5gs/open5gs/commit/b72d8349980076e2c033c8324f07747a86eea4f8 Patch
- https://github.com/open5gs/open5gs/issues/4180 Exploit, Issue Tracking
- https://github.com/open5gs/open5gs/issues/4180#issue-3666760066 Exploit, Issue Tracking
- https://github.com/open5gs/open5gs/issues/4180#issuecomment-3615555671 Exploit, Issue Tracking
- https://vuldb.com/?ctiid.338561 Permissions Required, VDB Entry
- https://vuldb.com/?id.338561 Third Party Advisory, VDB Entry
- https://vuldb.com/?submit.719830 Exploit, Third Party Advisory, VDB Entry